Firmware update is supplied as a set of BAT file(s) and firmware image(s). BAT file can be for example progp-DAIKIN.bat and corresponding image file DAIKIN.INC. Make sure that BAT file and the image file are located in same directory. In order to start the process, please simply run the BAT file.
After running BAT file, the ComPort selection prompt will appear and the correct port number should be entered in order to proceed.
CoolMaster will react with running address counter on its LCD screen. The whole process may take about a few minutes, and it ends with "EOF" and shortly afterwards "READY" messages on the LCD screen.